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iio: proximity: srf08: Replace sprintf() with sysfs_emit()

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Replace sprintf() function calls with sysfs_emit() and
sysfs_emit_at(). While the current code is fine, sysfs_emit() is
preferred over sprintf(), and will help modernize the driver.

Signed-off-by: Maxwell Doose <m32285159@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Maxwell Doose 2026-04-22 07:45:05 -05:00 committed by Jonathan Cameron
parent 96aa96c029
commit 2450368e2e
1 changed files with 7 additions and 10 deletions
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17
drivers/iio/proximity/srf08.c
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@ -226,7 +226,7 @@ static int srf08_read_raw(struct iio_dev *indio_dev,
static ssize_t srf08_show_range_mm_available(struct device *dev,
struct device_attribute *attr, char *buf)
{
return sprintf(buf, "[0.043 0.043 11.008]\n");
return sysfs_emit(buf, "[0.043 0.043 11.008]\n");
}
static IIO_DEVICE_ATTR(sensor_max_range_available, S_IRUGO,
@ -238,8 +238,8 @@ static ssize_t srf08_show_range_mm(struct device *dev,
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct srf08_data *data = iio_priv(indio_dev);
return sprintf(buf, "%d.%03d\n", data->range_mm / 1000,
data->range_mm % 1000);
return sysfs_emit(buf, "%d.%03d\n",
data->range_mm / 1000, data->range_mm % 1000);
}
/*
@ -316,10 +316,10 @@ static ssize_t srf08_show_sensitivity_available(struct device *dev,
for (i = 0; i < data->chip_info->num_sensitivity_avail; i++)
if (data->chip_info->sensitivity_avail[i])
len += sprintf(buf + len, "%d ",
data->chip_info->sensitivity_avail[i]);
len += sysfs_emit_at(buf, len, "%d ",
data->chip_info->sensitivity_avail[i]);
len += sprintf(buf + len, "\n");
len += sysfs_emit_at(buf, len, "\n");
return len;
}
@ -332,11 +332,8 @@ static ssize_t srf08_show_sensitivity(struct device *dev,
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct srf08_data *data = iio_priv(indio_dev);
int len;
len = sprintf(buf, "%d\n", data->sensitivity);
return len;
return sysfs_emit(buf, "%d\n", data->sensitivity);
}
static ssize_t srf08_write_sensitivity(struct srf08_data *data,